18313298773165 has 16 divisors (see below), whose sum is σ = 23988784809600. Its totient is φ = 13310422816320.

The previous prime is 18313298773163. The next prime is 18313298773177. The reversal of 18313298773165 is 56137789231381.

It is not a de Polignac number, because 18313298773165 - 2¹ = 18313298773163 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 18313298773097 and 18313298773106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18313298773163) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 104160465 + ... + 104336134.

It is an arithmetic number, because the mean of its divisors is an integer number (1499299050600).

Almost surely, 2^{18313298773165} is an apocalyptic number.

It is an amenable number.

18313298773165 is a deficient number, since it is larger than the sum of its proper divisors (5675486036435).

18313298773165 is a wasteful number, since it uses less digits than its factorization.

18313298773165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208498212.

The product of its digits is 45722880, while the sum is 64.

The spelling of 18313298773165 in words is "eighteen trillion, three hundred thirteen billion, two hundred ninety-eight million, seven hundred seventy-three thousand, one hundred sixty-five".